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Chase, MD

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
443-489 9 BLTMMDFMDS0  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-554 A BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-554 0 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-554 1 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-12-13   
443-554 2 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-12-13   
443-554 3 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2015-10-09   
443-554 4 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2015-12-24   
443-554 5 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2015-12-24   
443-554 6 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-554 7 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2016-07-14   
443-554 8 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2008-11-17   
443-554 9 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-581 A BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
443-581 0 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2021-03-04   
443-581 1 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2021-03-04   
443-581 3 BLTQMD018MD  145J TERRA NOVA TELECOM INC. 238   2024-09-12   
443-581 5 BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2021-02-24   
443-581 6   2593 CORE COMMUNICATIONS, INC.- MD 238   2019-07-30   
443-581 7   2593 CORE COMMUNICATIONS, INC.- MD 238   2019-07-30   
443-581 8 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2019-07-06   
443-581 9   2593 CORE COMMUNICATIONS, INC.- MD 238   2019-04-30   
443-626 A   829J PAETEC ITEL, LLC 238   2025-04-01   
443-626 0   829J PAETEC ITEL, LLC 238      
443-626 1 BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2020-07-08   
443-626 2   2593 CORE COMMUNICATIONS, INC.- MD 238   2019-04-30   
443-626 3 BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2020-07-08   
443-626 4 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2015-06-04   
443-626 5   829J PAETEC ITEL, LLC 238      
443-626 6   515J IP HORIZON LLC 238   2015-03-21   
443-626 7 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-09-22   
443-626 8 BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238   2020-06-21   
443-626 9 BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2020-07-08   
667-344 A BLTMMDCHX7X  073H TELNYX LLC 238      
667-344 0 BLTMMDCHX7X  073H TELNYX LLC 238   2017-04-26   
667-344 1   2593 CORE COMMUNICATIONS, INC.- MD 238   2019-05-02   
667-344 2   2593 CORE COMMUNICATIONS, INC.- MD 238   2019-05-02   
667-344 3   2593 CORE COMMUNICATIONS, INC.- MD 238   2019-05-02   
667-344 4   2593 CORE COMMUNICATIONS, INC.- MD 238   2019-03-22   
667-344 5   2593 CORE COMMUNICATIONS, INC.- MD 238   2019-05-02   
667-344 6   2593 CORE COMMUNICATIONS, INC.- MD 238   2019-03-28   
667-344 7   2593 CORE COMMUNICATIONS, INC.- MD 238   2019-05-02   
667-344 8 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2019-01-19   
667-344 9   145J TERRA NOVA TELECOM INC. 238   2025-07-25   
667-375 A BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
667-375 0 BLTQMD013MD  939H COMMIO, LLC 238   2022-11-06   
667-375 1 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2023-07-22   
667-375 2 BLTQMD01BMD  516J TON80 COMMUNICATIONS, LLC 238   2022-04-01   
667-375 3 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2022-04-25   
667-375 4 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2023-09-30   
667-375 5 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2023-09-30   

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Last updated: Thu, 05 Feb 2026 23:41:55 UTC

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